1681648

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1792

約数の個数: 20

約数和(自身を含む): 3313528

約数和(自身を除く): 1631880

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 1723, 3446, 6892, 13784, 27568, 105103, 210206, 420412, 840824, 1681648]

約数ペア:

[(1, 1681648), (2, 840824), (4, 420412), (8, 210206), (16, 105103), (61, 27568), (122, 13784), (244, 6892), (488, 3446), (976, 1723)]